#37419E#37419E

#37419E is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.4% C 0.150 H 273.5°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#37419E
RGB	rgb(55, 65, 158)
HSL	hsl(234, 48%, 42%)
HSV	hsv(234, 65%, 62%)
CMYK	cmyk(65.2%, 58.9%, 0%, 38%)
CIE-LAB	lab(31.94, 26.48, -51.95)
CIE-LCH	lch(31.94, 58.31, 297.01°)
OKLab	oklab(42.37% 0.0092 -0.1494)
OKLCH	oklch(42.37% 0.15 273.5)
XYZ	xyz(9.6354, 7.0606, 33.1962)
Luminance	0.0706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37419E #9E9437

analogous

#37759E #37419E #61379E

triadic

#37419E #9E3741 #419E37

tetradic

#37419E #9E3775 #9E9437 #379E61

square

#37419E #9E3775 #9E9437 #379E61

split-complementary

#37419E #9E6137 #759E37

monochromatic

#171C43 #272E71 #37419E #505BC2 #7D86D2

Accessibility & contrast

On white

8.71

#37419E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#37419E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37419E

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37419E	#FFFFFF	#000000	##FFFFFF
##37419E	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A1

Deuteranopia (green-blind)

#00479C

Tritanopia (blue-blind)

#005869

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #37419e;
/* rgb */ color: rgb(55, 65, 158);
/* oklch */ color: oklch(42.4% 0.150 273.5);

Tailwind

colors: {
  custom: {
    50: '#7a75bb',
    500: '#37419e',
    950: '#000000',
  },
}

SCSS

$custom: #37419e;
$custom-light: #7a75bb;
$custom-dark: #000000;

JSON

{
  "hex": "#37419e",
  "rgb": {
    "r": 55,
    "g": 65,
    "b": 158
  },
  "hsl": {
    "h": 234.175,
    "s": 48.357,
    "l": 41.765
  },
  "oklch": {
    "l": 0.42374,
    "c": 0.14973,
    "h": 273.5
  },
  "luminance": 0.07061
}

Semantic roles & 50–950 ramp

primary

#37419E

secondary

#BBB476

accent

#CB50D8

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #37419E

Body copy rendered with the generated semantic roles for this colour.

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